web dynpro for abap architecture related
actually i am beginner (new ) to webdynpro for ABAP. recently i started to learn webdynpro for abap my self.i am not a employee of SAP-ABAP.recently i have done my graduation. what is mean by transportation and change management system,security environment, test and performance analysis tools, or remote debugging, with the rendering-independent UI programming model in webdynpro for abap or abap server environment?.i need clear expansion of all these features? can you clear provide explanation all these things?